MOUTH
Mouth or Oral cavity is bounded
by muscles and bones
Mouth is covered by
1.ANTERIORLY –By the lips
2.POSTERIORLY- It is continous with the oropharynx
3.LATERALLY – By the muscles of the cheeks.
4.SUPERIORLY- By the bony hard palate and muscular soft palate.
5.INFERIORLY –By the muscular tongue and the soft tissues of the
floor of the mouth
The oral cavity is lined throught
with mucus membrane ,consisting of stratified squamous epithelium containing
small mucus –secreting glands.
The part of the mouth between the
gums and the cheeks is the vestibule and the remainder of the is the oral
cavity.
The palate forms the roof of the
mouth and is divided into the anterior hard palate and the posterior soft palate .
The vulva is a curved fold of
muscle covered with a mucus membrane
Ø It
is the upper extended portion of thedigestive tract.
Ø The
anterior opening of the mouth is bounded by lips.
Ø The
cavity is dome shaped roof is called PALATE.
Ø This
form an arch with uvula hanging behind in the centre.
Ø The
pharyngeal tonsils present on either side of the cavity protects against the
infection of the adjacent area.
Ø In
the mouth food is masticated with the help of teeths and it is also mixed with
saliva called “BOLUS”.
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